Top Cyber Security Jobs in Montreal

Leads secure enterprise architecture design and GitLab Professional Services implementations across application security, cloud security, DevSecOps, identity, vulnerability management, and compliance. Guides SaaS, Self-Managed, and Dedicated deployment decisions; leads CI/CD, source control, and security-tool migrations; conducts risk assessments and threat modeling; supports pre-sales scoping and statements of work; coordinates cross-functional delivery; mentors consultants; and develops security enablement materials.

Serves as the primary technical contact for prospective security customers during sales engagements. Leads technical presentations, demonstrations, workshops, architecture sessions, proofs of concept, and competitive positioning. Develops security strategies, recommendations, and technical success plans while guiding customer technical decisions around Microsoft Security, XDR, SIEM, XSPM, Zero Trust, and multicloud solutions. Collaborates with sales teams, partners, and internal stakeholders throughout the sales cycle, maintains technical expertise, and supports security business growth.

Leads technical security sales engagements as a trusted customer advisor. Responsibilities include designing and demonstrating Microsoft security solutions, developing security modernization strategies, leading architecture sessions, resolving technical blockers, achieving technical wins, coordinating internal teams and partners, and transitioning customers to post-sale success. The role requires expertise in cloud security, XDR, Zero Trust, SIEM, incident response, and Microsoft Defender and Sentinel technologies, along with fluency in English and French.

Lead corporate endpoint security architecture with a focus on macOS, designing secure-by-default controls, automation, patching, software distribution, and security baselines across macOS, iOS, Windows, and Linux. Manage configurations through Terraform, GitOps, version control, CI pipelines, and automated rollouts. Partner with IT and security teams to improve telemetry, detection, response, auditability, and operational efficiency. Mentor engineers and serve as a senior escalation point for complex endpoint security issues in a fully remote environment.

Leads enterprise security architecture across cloud, identity, networks, applications, and data. Develops security roadmaps, reference architectures, controls, and standards; conducts threat modeling and architectural risk assessments; ensures regulatory alignment; advises technology and business leaders; evaluates security technologies; leads architecture reviews; and mentors security and engineering teams.

Build and deploy highly reliable endpoint security agents for Windows, macOS, and Linux. Lead technical execution, system design, architecture documentation, code quality, performance, and reliability initiatives. Mentor engineers and collaborate with Product, Security, and DevOps teams. The role requires strong systems programming, operating system internals, cybersecurity, threat detection, security data processing, and technical leadership experience.

Lead PAM architecture and engineering for IDIRA/CyberArk Privileged Cloud, including custom CPM plugins, PSM connectors, MFA integrations, JIT access, cloud administration, and AI-agent credential vaulting. Establish onboarding standards, security controls, automation, auditability, and risk metrics across AWS, Azure, and GCP. Troubleshoot complex platform issues, remediate privileged-access risks, guide application teams, and support incident response involving compromised privileged accounts.

Own security for cloud and ML infrastructure, including tenant isolation, GPU cluster security, model protection, vulnerability management, network segmentation, monitoring, access governance, and credential management. Lead infrastructure security projects and establish technical standards and guardrails in partnership with Security, DevOps, Engineering, IT, and ML teams. The role also supports incident response, CSPM, sandboxing, container isolation, and SOC 2 readiness.

Own and improve corporate security across identity and access management, endpoint protection, SaaS applications, Zero Trust, automation, detection, and incident response. Implement Entra ID controls, SSO, SCIM, MFA, RBAC, JML workflows, Intune policies, EDR, and security baselines. Automate security processes with Python or JavaScript, investigate alerts, remediate incidents, and partner with IT, Security, Engineering, and business teams in a fast-moving startup environment.

Designs and maintains secure cloud, on-premises, and containerized environments while strengthening cyber defense detection engineering. Responsibilities include log ingestion and platform maintenance, monitoring and investigating alerts across SIEM, EDR, and XDR tools, developing and tuning detection rules and threat signatures, reducing false positives, and identifying mitigation and response opportunities. The role administers Microsoft Sentinel, CrowdStrike, Microsoft Purview, and Jira, and collaborates with development, infrastructure, and security teams.

Lead security engineering strategy and technical roadmaps, advise on complex security decisions, drive cross-team collaboration, mentor security specialists, and evolve security controls by monitoring threats and industry trends to ensure secure-by-design delivery at scale.

Perform global offensive security testing and red-team operations to identify and exploit vulnerabilities, evaluate security controls and incident response, produce actionable findings and metrics, and work with regional teams to drive remediation and improve enterprise security posture.

Build IAM workflows, self-service APIs, command-line tools, and lightweight interfaces for access provisioning and deprovisioning. Automate employee lifecycle processes through HR and identity-provider integrations, create audit logging and access-review systems, and integrate security platforms across corporate and R&D environments. Collaborate with Security Engineering, IT, and platform teams to deliver secure, scalable, developer-friendly access management.

Builds secure, automated identity and access management tooling, including access request workflows, self-service APIs and interfaces, user lifecycle pipelines, audit logging, and access review systems. Integrates HR systems, identity providers such as Okta, and security platforms while collaborating with Security Engineering, IT, and platform teams to improve scalable access provisioning, deprovisioning, compliance, and developer experience.

Leads a distributed team of security and infrastructure engineers responsible for securing NVIDIA’s large-scale DGX Cloud GPU fleet. Sets technical direction for security control planes and foundational services, oversees hiring and talent development, drives measurable risk reduction, and ensures operationally ready engineering delivery. The role requires cross-functional influence across platform, SRE, networking, and security teams, along with expertise in cloud-native architecture, Kubernetes, identity and access, policy enforcement, and vulnerability management.

Design and build foundational security services for NVIDIA DGX Cloud’s large-scale GPU infrastructure. Develop automated Infrastructure-as-Code and Policy-as-Code enforcement, orchestration guardrails, identity and secrets services, scanning APIs, and security response systems. Integrate security products into API-first platforms and CI/CD workflows, conduct threat modeling, and secure distributed cloud-native systems. Collaborate with infrastructure, security, and product engineering teams across omni-cloud and on-premise environments.

Designs and implements security controls across cloud platforms, operating systems, Kubernetes, networks, and CI/CD. Audits infrastructure for vulnerabilities, develops security and privacy improvements, performs threat modeling, and drives remediation. The role includes software development, infrastructure security analysis, and serving as an infrastructure-level subject matter expert during security incidents.

Design, build, and scale security infrastructure across systems, networks, endpoints, and products. Own security architecture, detection/response, vulnerability and risk management, and security policies. Integrate security into the SDLC, partner with engineering, run incident response and monitoring, lead security education, and temporarily own IT infrastructure.

Serve as the customer-facing security lead for Akamai product integrations, drive account team delivery and customer success, identify service improvements, manage technical projects and priorities, and communicate with internal and external stakeholders to ensure high-quality integration and support.

Lead and remain hands-on for security engineering and operations: design and harden controls, build automation and detection, manage MDR, run incident response, and own vulnerability management, metrics, and cross-functional security integration.